One of the men seen going through the portal can also be seen in the crowd as the Sliders return to that world .
The shot of Gareth activating the machine is used twice.
Yellow and white tape marks are visible when the Sliders are walking around the Oracle's portal machine after hours.
While set in Los Angeles, at the 29:10 mark when Samson and Beckett are talking about the rebel's planned attack on the Oracle's compound the map they are consulting is of the San Francisco Bay Area.